
GF9330 Data Sheet
29 of 42
Proprietary and Confidential
18283 - 4
June 2004
23
9:0
NO_LINE_DELAYS
[9:0]
AC
Defines the number of line delays to implement within the
external field delay. This value is auto-configured based on
standard and mode. The calculation is:
No_line_delays = (Total number of lines per frame -7) / 2.
Auto
11:10
FDC_MODE[1:0]
AC
Defines the field delay controller mode for output video
formatting:
00: I to P mode
01: PsF to P
10: 30i to 24p
11: 30i to 24PsF
Auto
12
FRAME_REGEN
AC
Defines frame timing regeneration. This occurs for all 30i-24p
and 30i-24PsF modes.
Auto
15:13
OM_MODE[2:0]
AC
Defines the GF9330 video output mode:
000: SD bypass
001: SD I to P or field merging
010: SD I to P
011: SD I to PsF
100: HD bypass
101: HD I to P or field merging
110: HD I to P
111: HD I to PsF
This value can be auto-configured based on standard and
mode.
Auto
24
12:0
OUTPUT_H_LINE_
SIZE[11:0]
AC
Represents the total number of pixels (Active plus blanking)
per output line.
Auto
25
11:0
OUTPUT_H_BLANK
_SIZE[11:0]
AC
Defines the number of blanking pixels per line at the output.
Auto
15:12
F_VBI2_OFFSET[3:0]
AC
Defines the number of lines to wait before the rising F transition
in the vertical blanking interval on the output.
Auto
26
11:0
V_BLANK1_LASTLINE
[11:0]
UC
Defines the last line of the first blanking interval, where line 1 is
the first blank line of the vertical blanking interval that precedes
the odd field or first frame.
Auto
15:12
F_VBI1_OFFSET[3:0]
AC
Defines the number of lines to
wait before the falling F transition
in the vertical blanking interval on the output.
Auto
27
11:10
V_FIELD1_LASTLINE
[11:0]
UC
Defines the last line of the first active video field.
Auto
14:12
ADD_LINES_BOTTOM
_F2
UC
Defines the number of lines to add to the bottom of field 2 (not
used).
Auto
28
11:10
V_BLANK2_LASTLINE
[11:0]
UC
Defines the last line of the second blanking interval.
Auto
14:12
A
DD_LINES_BOTTOM
_F1
UC
Defines the number of lines to add to the bottom of field 1 (not
used).
Auto
Table 3-5: Control Register Definitions (Continued)
Address
Bit
Location
Register Name
Class
Description
Default